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2-Furoic acid

Also known as: Furan-2-carboxylic acid, 2-Furancarboxylic acid, α-Furoic acid, Pyromucic acid, 2-Furanoic acid, 2-Furancarbosylic acid, 2-Furanyl-carboxylic acid, Kyselina 2-furoova, Furoica

2-Furoic acid (CAS 88-14-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4O3 and a molecular weight of 112.084 g/mol. Key properties include a melting point of 129-133 ºC, a boiling point of 230-232 ºC, a density of 1.3±0.1 g/cm3 and a flash point of 137 ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
88-14-2
Jingsj CID
J-24303-2
Molecular Formula
C5H4O3
Molecular Weight
112.084 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point129-133 ºC
Boiling Point230-232 ºC
Density1.3±0.1 g/cm3
Flash Point137 ºC
Exact Mass112.016045
PSA50.44000
LogP0.64
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.513
Additional Property36 g/L (20 ºC)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Wordofa GG, et al. Tolerance and metabolic response of Pseudomonas taiwanensis VLB120 towards biomass hydrolysate-derived inhibitors. Biotechnol Biofuels. 2018 Jul 19;11:199. [2]. Hall IH, et al. The hypolipidemic effects of 2-furoic acid in Sprague-Dawley rats. Arch Pharm (Weinheim). 1993 Jan;326(1):15-23.

Customs & Trade Information

HS Code2932190090
Summary2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-Furoic acid?

The CAS number of 2-Furoic acid is 88-14-2.

What are the molecular formula and molecular weight of 2-Furoic acid?

2-Furoic acid has molecular formula C5H4O3 and molecular weight 112.084 g/mol.

Is 2-Furoic acid hazardous?

2-Furoic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-Furoic acid?

For 2-Furoic acid, Upstream Products: Furfuryl alcohol, Furoin, Furfural; Downstream Products: 5-(4-fluorophenyl)furan-2-carbonyl chloride, 5-Methyl-2-furoic acid, 3-Methyl-2-furoic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Furoic acid (CAS 88-14-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24303-2 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.